Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. Read More >

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Heavy Rain Fog/Mist

58°F

14°C

Humidity	97%
Wind Speed	E 7 mph
Barometer	30.17 in (1021.4 mb)
Dewpoint	57°F (14°C)
Visibility	1.75 mi
Last update	15 Jun 9:51 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

2 Miles ENE Mertztown PA

Today
High: 64 °F
Chance
Showers and
Patchy Fog
Tonight
Low: 57 °F
Chance
Showers
Monday
High: 67 °F
Slight Chance
Showers
Monday Night
Low: 60 °F
Slight Chance
Showers
Tuesday
High: 72 °F
Mostly Cloudy
then Chance
Showers
Tuesday Night
Low: 64 °F
Showers
Likely
Wednesday
High: 84 °F
Chance
Showers
Wednesday Night
Low: 69 °F
Chance
T-storms
Juneteenth
High: 86 °F
Mostly Sunny
then Showers
Likely

Detailed Forecast

Today

A chance of showers, with thunderstorms also possible after 5pm. Patchy fog before 1pm. Otherwise, cloudy, with a high near 64. East wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

A chance of showers and thunderstorms before 2am, then a chance of showers after 3am. Mostly cloudy, with a low around 57. East wind around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday

A slight chance of showers before 7am, then a slight chance of showers after 8am. Mostly cloudy, with a high near 67. East wind around 5 mph. Chance of precipitation is 20%.

Monday Night

A slight chance of showers. Mostly cloudy, with a low around 60. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

Tuesday

A chance of showers after 2pm. Mostly cloudy, with a high near 72. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 30%.

Tuesday Night

Showers and thunderstorms likely. Cloudy, with a low around 64. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday

A chance of showers before 8am, then a chance of showers after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 40%.

Wednesday Night

A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 69. Chance of precipitation is 30%.

Juneteenth

Showers likely after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 60%.

Thursday Night

Showers likely before 8pm. Partly cloudy, with a low around 65. Chance of precipitation is 60%.

Friday

Sunny, with a high near 81.

Friday Night

Mostly clear, with a low around 61.